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Oil & Gas
| Thu 21 May 2026
Beijing, May 21 -- China Petroleum & Chemical and Sinopec Shanghai Petrochemical Res Institute Co Ltd have applied Chinese patent for Method for Cleaning High-temperature Depolymerization Reactor and Application Thereof. Guo Yi, Zheng Lin, He Laibin, Yuan Wei, Wang Qihua, Shi Shaofei and Zhao Wenbin developed it.
The patent a..
Oil & Gas
| Thu 21 May 2026
Beijing, May 21 -- Daqing Oilfield and PetroChina have applied Chinese patent for Dredging Device for Communicating Pipeline of Liquid Level Meter of Vacuum Heating Furnace. Shao Lei, Liu Xiaoying, Zhang Yangang, He Jingang, Li Xueying and Liu Yue developed it.
The patent application number is CN202410989415 20240723. The pat..
Oil & Gas
| Fri 22 May 2026
Beijing, May 22 -- State Intellectual Property Office of China has published Southwest Petroleum University patent application for Determination Method for Oil and Gas Filling Points Related to Strike-slip Fracture of Sedimentary Basin. The invention was developed by Ma Bingshan, He Yuyu, Wu Guanghui, Qiu Chen, Tang Hao, Wang Ji..
Oil & Gas
| Thu 21 May 2026
Alexandria, May 22 -- Halliburton Energy Services has obtained a patent for resettable configurable intercept sub surface control valve. This invention was developed by King Douglas.
The patent application number is US202318298656 20230411. The patent publication number is US12631089 (B2). International Patent Classification co..
Oil & Gas
| Thu 21 May 2026
Alexandria, May 22 -- U.S. Patent and Trademark Office has awarded a patent to Halliburton Energy Services for Method of Generating Energy from Sequestered Supercritical Carbon Dioxide. Mcchesney Ryan W and Greci Stephen Michael developed the invention.
The patent application number is US202318523462 20231129. The patent public..
Oil & Gas
| Thu 21 May 2026
Alexandria, May 22 -- U.S. Patent and Trademark Office has awarded a patent to Halliburton Energy Services for Fast-acting Swellable Downhole Seal. Greci Stephen Michael, Fripp Michael Linley and Least Brandon T developed the invention.
The patent application number is US202519229631 20250605. The patent publication number is U..
Oil & Gas
| Thu 21 May 2026
Alexandria, May 22 -- U.S. Patent and Trademark Office has awarded a patent to Entegris for Connection Assembly and Manifold Thereof. Suzuki Yasuji developed the invention.
The patent application number is US202318384262 20231026. The patent publication number is US12631275 (B2). International Patent Classification codes are B0..
Oil & Gas
| Thu 21 May 2026
Alexandria, May 22 -- U.S. Patent and Trademark Office has awarded a patent to Halliburton Energy Services for Fracture Determination Ahead of the Tool. Wu Hsu-hsiang, Ma Jin and Fan Yi Jing developed the invention.
The patent application number is US202318397859 20231227. The patent publication number is US12631781 (B2). Inter..
Oil & Gas
| Thu 21 May 2026
Alexandria, May 22 -- Schlumberger Technology has been awarded a patent for Automatic Model Selection Through Machine Learning. This invention was developed by Hong Xiao Bo, Sun Keli, Ito Koji and Zhong Xiaoyan.
The patent application number is US202117758812 20210122. The patent publication number is US12631784 (B2). Internati..
Oil & Gas
| Thu 21 May 2026
Alexandria, May 22 -- Schlumberger Technology has secured a patent on High Expansion Aggregate Seal. Fry Oliver, Kivko Ilja, Brown Alexander Rainy, Mcgowan Robin Jonathan, Brown Gareth Edward George and Trushin Alexander developed the invention.
The patent application number is US202519214075 20250521. The patent publication nu..
Oil & Gas
| Thu 21 May 2026
Alexandria, May 22 -- Halliburton Energy Services has secured a patent on Downhole Seals Having Temperature Resistance. Bhudolia Somen Kumar, Thatathil Sandeep, Fripp Michael Linley and Singh Arpana developed the invention.
The patent application number is US202318227494 20230728. The patent publication number is US12631079 (B2..
Oil & Gas
| Thu 21 May 2026
Alexandria, May 22 -- Linde has secured a patent on Wound Heat Exchanger and Method. Spreemann Jürgen, Lachenwitzer Hubert, Matamoros Luis and Deichsel Florian developed the invention.
The patent application number is US202218559501 20220502. The patent publication number is US12631399 (B2). International Patent Classification..
Oil & Gas
| Thu 21 May 2026
Alexandria, May 22 -- United States Patent for Producing Oil and Gas has been issued to Saudi Arabian Oil. This invention was developed by Nourdeen Hasan A, Khamees Ahmad F and Albukhari Abdulrahman.
The patent application number is US202418761438 20240702. The patent publication number is US12631106 (B2). International Patent ..
Oil & Gas
| Thu 21 May 2026
Alexandria, May 22 -- United States Patent for Methods to Dynamically Control Fluid Flow in a Multi-well System, Methods to Dynamically Provide Real-time Status of Fluid Flow in a Multi-well System, and Multi-well Fluid Flow Control Systems has been issued to Halliburton Energy Services. This invention was developed by Allen Cli..
Oil & Gas
| Thu 21 May 2026
Alexandria, May 22 -- United States Patent for Permanently Installed In-well Dry Mate Connectors with Shape Memory Alloy Technology has been issued to Schlumberger Technology. This invention was developed by Garcia Jean-luc, Dufour Yann and Wattelle Steve.
The patent application number is US202418761047 20240701. The patent pub..
Oil & Gas
| Thu 21 May 2026
Alexandria, May 22 -- China University of Petroleum Beijing has been granted a patent for Filter Capable of Automatically Cutting Off Gas Flow. This invention was developed by Chen Feng, Lu Jinjie, Ji Zhongli, Chang Cheng, Liu Zhen and Wu Xiaolin.
The patent application number is US202318337783 20230620. The patent publication ..
Oil & Gas
| Fri 22 May 2026
Alexandria, May 22 -- Schlumberger Technology has been granted a patent for Machine Learning Assessment of Autonomous Drill Bit Hard Face Quality. This invention was developed by Mulchandani Kishore, Chatar Crispin and Shepherd Ronda.
The patent application number is US202319136910 20231205. The patent publication number is US1..
Oil & Gas
| Thu 21 May 2026
Alexandria, May 22 -- Schlumberger Technology has been granted a patent for Drilling Framework. This invention was developed by Li Xin, Zhu Lei, Bi Bo, Mu Chao, Yu Tao and Sun Kewen.
The patent application number is US202318526156 20231201. The patent publication number is US12631105 (B2). International Patent Classification co..
Oil & Gas
| Thu 21 May 2026
Alexandria, May 22 -- Halliburton Energy Services has been granted a patent for Hydraulic Fracturing with Modulating Injection Flow Rate. This invention was developed by Lucas Bruce Carl, Hunter Timothy Holiman, Weightman Glenn Howard and Vallejo Gordon Carlos Alfredo.
The patent application number is US202418962875 20241127. T..
Oil & Gas
| Thu 21 May 2026
Alexandria, May 22 -- Schlumberger Technology has been granted a patent for Alignment System and Methodology Utilizing Rotating Control Device. This invention was developed by Halmari Jaakko Jalmari.
The patent application number is US202418428247 20240131. The patent publication number is US12631073 (B2). International Patent ..
Oil & Gas
| Thu 21 May 2026
Alexandria, May 22 -- Saudi Arabian Oil has been granted a patent for Laser Ignition Systems and Related Methods in Oil and Gas Applications. This invention was developed by Bin Ziad Abdullah M, Bukhari Fisal A, Althubiti Khaled M and Alshammari Fahad O.
The patent application number is US202318350548 20230711. The patent publi..
Oil & Gas
| Thu 21 May 2026
Alexandria, May 22 -- Baker Hughes Holdings has been granted a patent for Apparatus for Fully Automated X-ray Tomography System Performance Validation According to Standards for Metrology and Image Quality Testing. This invention was developed by Mayer Thomas.
The patent application number is US202318129536 20230331. The patent..
Oil & Gas
| Thu 21 May 2026
Beijing, May 22 -- State Intellectual Property Office of China has released China University of Petroleum, Beijing patent application for Bolt State Monitoring Device and Monitoring Method. This invention was developed by Xiong Yi, Xu Ninghui, Wan Yiliang and Wei Sixian.
The patent application number is CN202511520273 20251023...
Oil & Gas
| Fri 22 May 2026
Beijing, May 22 -- State Intellectual Property Office of China has released China University of Petroleum, East China patent application for Liquid-electric Effect Fracturing Experimental Device Integrated with Multi-mode Tomography and Use Method of Liquid-electric Effect Fracturing Experimental Device. This invention was devel..
Oil & Gas
| Thu 21 May 2026
Beijing, May 22 -- State Intellectual Property Office of China has released China University of Petroleum, East China patent application for Pipeline Partition Scanning Detection Method and System Based on Ultrasonic Phased Array. This invention was developed by Liao Mingyan, Shi Linwen, Yang Xudong and Gao Ming.
The patent app..
Oil & Gas
| Fri 22 May 2026
Beijing, May 22 -- State Intellectual Property Office of China has released Northeast Petroleum University patent application for Method for Preparing Durable Underwater Super-oleophobic Coating with Dynamic Self-healing Capacity Through One-step Method as Well as Product and Application of Durable Underwater Super-oleophobic Co..
Oil & Gas
| Fri 22 May 2026
Beijing, May 22 -- State Intellectual Property Office of China has published PetroChina patent application for Functional Polyamide Acid Slurry and Preparation Method Thereof. The invention was developed by Dong Yue, Luo Chen, Dai Zhenyu, Dong Xiao, Wang Jinke, Akov Abdul Ali, Pang Ruixiang and Pei Youzhi.
The patent applicatio..
Oil & Gas
| Fri 22 May 2026
Beijing, May 22 -- PetroChina has sought patent for Tension-bearing Type Large-angle Transmission Structure for Rodless Oil Extraction. This invention was developed by Huang Shouzhi, Jia Deli, Hao Zhongxian, Fan Bin, Qin Mengfu, Song Chong, Liu Bin and Zhang Lixin.
The patent application number is CN202410989350 20240723. The p..
Oil & Gas
| Fri 22 May 2026
Beijing, May 22 -- PetroChina has sought patent for Underground Steam Injection Device and Method. This invention was developed by Pang Ming, An Jiuquan, Wei Kai, Liu Yazhou, Zhao Shujie, Liu Peiheng, Du Xiaoxue, Li Yiyuan, Wang Wei, Liu Jin, Xiang Pengxin, Liang Yaowen, Ren Guoheng, Yang Zhongde, Bu Xiangfu and Zhai Shiwei.
Th..
Oil & Gas
| Thu 21 May 2026
Beijing, May 22 -- Zhanjiang Branch of China National Offshore Oil has applied Chinese patent for External Remote Communication Control Box of Industrial Split Air Conditioner. Zhang Yong, Weng Shuanghong, Liu Baobao, Mo Yaoxing, Zhang Peipei, Deng Xiaoning, Kong Xuekai, Fu Jianfeng, Chen Keying, Zhao Jun, Zhang Xinglong, Pan Yo..
Oil & Gas
| Fri 22 May 2026
Beijing, May 22 -- China University of Petroleum, Beijing has applied Chinese patent for Layer Sequence Guided Post-stack Wave Impedance Inversion Method and Device. Wang Lingqian, Zhou Hui, Chen Hanming and Yang Mingyu developed it.
The patent application number is CN202511355660 20250922. The patent publication number is CN12..
Oil & Gas
| Fri 22 May 2026
Beijing, May 22 -- PetroChina has applied Chinese patent for Texture Structure Anti-drag Rubber Screw Pump. Hao Zhongxian, Wei Songbo, Jia Deli, Yang Qinghai, Cao Gang, Shi Bairu, Fu Tao and Song Chong developed it.
The patent application number is CN202410989351 20240723. The patent publication number is CN121382633 (A). Inter..
Oil & Gas
| Fri 22 May 2026
Beijing, May 22 -- China University of Petroleum, Beijing has applied Chinese patent for Axial Large-displacement Corrugated Pipe Compensator Structure. Men Baiyong developed it.
The patent application number is CN202511943534 20251222. The patent publication number is CN121383015 (A). International Patent Classification code i..
Oil & Gas
| Fri 22 May 2026
Beijing, May 22 -- State Intellectual Property Office of China has received China University of Petroleum, East China patent application for Crude Oil Upgrading Method. Chai Yongming, Wang Yidi, Liu Bin, Tian Fengyu, Sun Guangzheng, Zeng Xianfu, Yu Yingmin, Dong Bin and Liu Chenguang developed the invention.
The patent applicat..
Oil & Gas
| Fri 22 May 2026
Beijing, May 22 -- State Intellectual Property Office of China has received PetroChina patent application for Fluorine-containing Imidazoline Derivative Lubricating Oil Additive as Well as Preparation Method and Application Thereof. Luo Yi, Xu Ruifeng and Xue Weiguo developed the invention.
The patent application number is CN20..
Oil & Gas
| Fri 22 May 2026
Beijing, May 22 -- State Intellectual Property Office of China has received China University of Petroleum, Beijing patent application for Submarine Hose Moving and Fixing Integrated Device of Arch Structure. Chen Yanfei, Xu Huiwen, Zhong Rongfeng, Tan Keyang, Liu Ruihao, Li Rui, Cai Xinyu, Jiang Ke, Lu Shuntian, Peng Jin, Zhuang..
Oil & Gas
| Thu 21 May 2026
Alexandria, May 22 -- Exxonmobil Chemical Patents has received a patent for Co-processing of Waste Plastic in Cokers. This invention was developed by Patel Bryan A, Smiley Randolph J, Gros Lawrence R and Harandi Mohsen N.
The patent application number is US202017772007 20201027. The patent publication number is US12630767 (B2)...
Oil & Gas
| Thu 21 May 2026
Alexandria, May 22 -- Schlumberger Technology has received a patent for Degradable Fibers for Water Savings in Hydraulic Fracturing. This invention was developed by Glaznev Ivan Sergeevich, Khan Abdul Muqtadir, Khetib Tayeb and Khelkhal Hadjer.
The patent application number is US202418933831 20241031. The patent publication num..
Oil & Gas
| Thu 21 May 2026
Alexandria, May 22 -- Halliburton Energy Services has received a patent for Downhole Pump Fluid Throttling Device. This invention was developed by Brown Donn Jason, Sheth Ketankumar Kantilal and Zheng Dezhi.
The patent application number is US202217970904 20221021. The patent publication number is US12631097 (B2). International..
Oil & Gas
| Thu 21 May 2026
Alexandria, May 22 -- Baker Hughes Energy Technology has received a patent for Subsea Pumping and Booster System. This invention was developed by De Almeida Rômulo M, Cardoso Leonardo, Lemos Daniel Gruenbaum, Pacheco Leonardo and Povea Marcio.
The patent application number is US202217692590 20220311. The patent publication num..
Oil & Gas
| Thu 21 May 2026
Alexandria, May 22 -- Weatherford Technology has received a patent for Deployment of Umbilical with Tubular String. This invention was developed by Gastardelli Bruno, Ferrarini Jr Leonidas and Spinelli Matheus.
The patent application number is US202018253106 20201216. The patent publication number is US12631074 (B2). Internatio..
Oil & Gas
| Fri 22 May 2026
Beijing, May 22 -- State Intellectual Property Office of China has received Northeast Petroleum University patent application for Experimental Device and Method for Describing Co2 On-way Miscible Phase Boundary Quantitative Characterization. Zhang Shanyi, Li Xueying, Wen Huijian, Cong Lin, Shi Yaning and Li Xiaochang developed t..
Oil & Gas
| Fri 22 May 2026
Beijing, May 22 -- PetroChina has filed a patent application for Cable Laying Continuous Pipe Integrated Operation Device and Method for Shallow Platform Well. This invention was developed by Ming Eryang, Hao Zhongxian, Jia Deli, Han Yongheng, Yao Baochun, Sun Dakui, Du Weishan and Li Wenyang.
The patent application number is C..
Oil & Gas
| Thu 21 May 2026
Beijing, May 22 -- PetroChina has submitted a patent application for Method for Crude Oil Component Analysis Experiment. Wang Liangliang, Li Zhongcheng, Chen Su, Liang Yanling and Jin Zitong developed the invention.
The patent application number is CN202410990677 20240723. The patent publication number is CN121384553 (A). Inter..
Oil & Gas
| Thu 21 May 2026
Beijing, May 22 -- China University of Petroleum, East China has submitted a patent application for Spectral Aliasing Decoupling and Concentration Inversion Method Under Cross Influence of Multi-source Environmental Factors. This invention was developed by Li Guolin, Yang Jinxu, Gu Jianyu and Zhao Wenxuan.
The patent applicatio..
Oil & Gas
| Fri 22 May 2026
Beijing, May 22 -- PetroChina has submitted a patent application for Mechanical Plugging Device and Plugging Method for Well Repair of Water Injection Well. Yan Zhanhui, Zhang Xiaowen, Wang Bin, Cui Yue, Zeng Yan, Gao Xi, Niu Zhidong, Yu Ping, Xie Kaize, Dai Shuangning, Xu Shuang, Ma Xiao and Chen Yue developed the invention.
T..
Oil & Gas
| Fri 22 May 2026
Beijing, May 22 -- PetroChina has submitted a patent application for Thickening Agent for Supercritical Carbon Dioxide Fracturing Fluid and Preparation Method Thereof. Xiong Ying, Chen Pengfei, Pu Wanfen, Jiang Rui, Du Daijun and Li Jintao developed the invention.
The patent application number is CN202410980896 20240722. The pa..
Oil & Gas
| Fri 22 May 2026
Beijing, May 22 -- China University of Petroleum, East China has submitted a patent application for 180 Deg C Resistant Saturated Salt Soilless Phase Water-based Drilling Fluid as Well as Preparation Method and Application Thereof. This invention was developed by Liu Jingping, Zhang Taifeng, Sun Jinsheng, Lyu Kaihe, Li Meichun, ..
Oil & Gas
| Fri 22 May 2026
Beijing, May 22 -- PetroChina has submitted a patent application for Reactor and Process Method for Producing Hydrocarbon Products Through Thermal Cracking. This invention was developed by Wan Shubao, Zhang Yongjun, Son Eun-ho, Li Zhenye, Mao Xinxin, Dai Yueli, Sun Shukun, Wang Yulong and Wang Fucun.
The patent application numb..
Oil & Gas
| Fri 22 May 2026
Beijing, May 22 -- China University of Petroleum, East China has submitted a patent application for Slick Water Lubrication System, Preparation Method Thereof, Fracturing Fluid and Application of Fracturing Fluid. This invention was developed by Wu Yining, Xie Qian, Dai Caili, Lei Zhengdong, Gao Shang, Peng Yingfeng, Dai Leiyang..
Oil & Gas
| Thu 21 May 2026
Mexico City, May 21 -- Schlumberger Technology has submitted a patent application for Coring Tools Having Coring Shafts with Associated Internal Static Sleeves. Singh Viraj, Bhome Amol, Milkovisch Mark, De La Garza Daniel G, Casassa Joseph Matthew, Song Lijun, Shaikh Is Haq Mohsin, Barathe Swapnil, Leake Christopher and Haddad C..
Oil & Gas
| Thu 21 May 2026
Mexico City, May 21 -- Weatherford Technology has sought patent for Riser-less Managed Pressure Operations. This invention was developed by Thomson Gordon and Hooker John D.
The patent application number is MX20240009865 20230106. The patent publication number is MX2024009865 (A). International Patent Classification codes are E..
Oil & Gas
| Wed 20 May 2026
Geneva, May 21 -- Halliburton Energy Services has submitted a patent application for Method to Enhance Pozzolan Reactivity. Pisklak Thomas Jason, Osegueda Claudia Carmen and Lewis Samuel developed the invention.
The patent application number is WO2024US62421 20241231. The patent publication number is WO2026101550 (A1). Internat..
Oil & Gas
| Wed 20 May 2026
Geneva, May 21 -- World Intellectual Property Organization has received Halliburton Energy Services patent application for Bi-metallic Drill Bit Mandrel Utilizing Precipitation Hardened Material Pre-joined to a Drill Bit Mandrel Suitable for Infiltration. Grosz Gregory, Voglewede Daniel Brendan and Arfele Robert W developed the ..
Oil & Gas
| Wed 20 May 2026
Geneva, May 21 -- World Intellectual Property Organization has released Green Energy Invest Holding Pte Ltd patent application for Method and System for Hydrogen Production. This invention was developed by Lim Shao Lin and Kwan Yau Shing Sydney.
The patent application number is WO2025SG50437 20250627. The patent publication n..
Oil & Gas
| Wed 20 May 2026
Geneva, May 21 -- Green Energy Invest Holding Pte Ltd has submitted a patent application for Method and System for Processing Syngas. This invention was developed by Lim Shao Lin and Kwan Yau- Shing Sydney.
The patent application number is WO2024SG50788 20241212. The patent publication number is WO2026101450 (A1). Internation..
Oil & Gas
| Wed 20 May 2026
Geneva, May 21 -- Rwe Generation Se has applied WIPO patent for Method for Controlling a Hydrogen Production Plant. Jordan Escalona Natividad, Ahmadi Taha and Triem Guido developed it.
The patent application number is WO2025EP79414 20251013. The patent publication number is WO2026098894 (A1). International Patent Classificati..
Oil & Gas
| Wed 20 May 2026
Geneva, May 21 -- Linde has sought patent for Air Separation Unit and Air Separation Method. This invention was developed by Flegiel Felix, Matten Christian, Lauchner Daniela, C Brown Steven, Matamoros Luis, Hanusch Florian and Chalakova Mariyana.
The patent application number is WO2025EP79081 20251009. The patent publication..
Oil & Gas
| Wed 20 May 2026
Geneva, May 21 -- China Nat Petroleum Corporation and China National Oil and Gas Exploration and Development Co have submitted a patent application for Well-seismic Fusion Full-frequency Inversion Method and Apparatus. This invention was developed by He Wenyuan, Chen Yanhu, Chen Xin, Xu Zhenyong, Liu Dawang, Li Fengfeng, Han Hai..
Oil & Gas
| Thu 21 May 2026
Geneva, May 21 -- Micro Motion has submitted a patent application for Detection of Liquid Natural Gas Adulteration. This invention was developed by Zhao Heng.
The patent application number is WO2024CN130779 20241108. The patent publication number is WO2026097415 (A1). International Patent Classification code is G01N11/02.
..
Oil & Gas
| Thu 21 May 2026
Geneva, May 21 -- Micro Motion has filed a patent application for Detection of Liquid Natural Gas Adulteration. This invention was developed by Zhao Heng.
The patent application number is WO2024CN130770 20241108. The patent publication number is WO2026097414 (A1). International Patent Classification code is G01N11/00.
Acc..
Oil & Gas
| Thu 21 May 2026
Geneva, May 21 -- Micro Motion has submitted a patent application for Detection of Liquid Natural Gas Adulteration. This invention was developed by Zhao Heng.
The patent application number is WO2024CN130764 20241108. The patent publication number is WO2026097411 (A1). International Patent Classification code is G01N9/36.
..
Oil & Gas
| Thu 21 May 2026
Mexico City, May 21 -- Schlumberger Technology has applied Mexican patent for Detecting Defects in Tubular Structures. Benslimane Salma, Kherroubi Josselin, Le Calvez Jean-luc, Kalyanraman Ram Sunder, Lemarenko Mikhail, Berard Thomas and Singh Kamaljeet developed it.
The patent application number is MX20240006670 20221109. The ..
Oil & Gas
| Thu 21 May 2026
Geneva, May 21 -- ConocoPhillips has submitted a patent application for System and Method for Deconvolution of In-well Distributed Acoustic Sensing. Swan Herbert and Friehauf Kyle developed the invention.
The patent application number is WO2025US54819 20251110. The patent publication number is WO2026102396 (A1). International P..
Oil & Gas
| Wed 20 May 2026
Beijing, May 21 -- PetroChina has applied Chinese patent for Shale Gas Well Flow-back Fluid Separation Device. Song Yinjun, Wu Hongbo, Li Chen, He Yu, Lan Qikui and Song Yu developed it.
The patent application number is CN202410982924 20240722. The patent publication number is CN121377209 (A). International Patent Classificatio..
Oil & Gas
| Wed 20 May 2026
Geneva, May 21 -- World Intellectual Property Organization has published Kawasaki Jukogyo K K patent application for Liquefied Gas Carrying Vessel. The invention was developed by Tamoto Eiji, Maeda Takayuki, Oomori Kouki and Ohashi Shunsuke.
The patent application number is WO2024JP40001 20241111. The patent publication numbe..
Oil & Gas
| Thu 21 May 2026
Beijing, May 21 -- Jutal Offshore Oil Services Zhuhai has submitted a patent application for Ultrasonic Detonation Rotational Flow Microbubble Flotation Device. This invention was developed by Jiang Tao, Cai Heqiao, Duan Yanli, Shan Yongkang, Ma Yonggang, Zhuang Yongsheng and Zhang Chengwu.
The patent application number is CN..
Oil & Gas
| Thu 21 May 2026
Beijing, May 21 -- Xian University of Architecture and Technology has submitted a patent application for Attached Surface Type Targeted Oxygen Supply Device and Oxygen Supply Method for High-altitude Anoxic Region. This invention was developed by Li Angui, Chen Shusen, Ma Yuanqing and Liu Meiou.
The patent application number ..
Oil & Gas
| Thu 21 May 2026
Beijing, May 21 -- Schlumberger Technology has submitted a patent application for System Method and Apparatus for Instrumentally Joining Elements. This invention was developed by Haugvadstad Kjell, Cook Helen, Richards Edward, Tanke Gerd, Dunlop Jonathan and Herd Jeffrey R.
The patent application number is CN20248040548 2024051..
Oil & Gas
| Thu 21 May 2026
Beijing, May 21 -- Lumasi Tech LLC has filed a patent application for Conversion of Ultra-light Crude Oil, Extra-light Crude Oil, and Condensate Oil to Chemicals. This invention was developed by Ujjar Ujjal K and Sundaram Karthik Mahadevan.
The patent application number is CN20248038636 20240723. The patent publication number..
Oil & Gas
| Thu 21 May 2026
Beijing, May 21 -- Novatec Plc has sought patent for Method for Producing Low-carbon Ammonia from Natural Gas. This invention was developed by Ugorov Anton Ivanovich, Nikulin Sergey Anatolievich, Rudenko Sergei Vladimirovich, Sedafnia Dileep N, Lepskiy Vladimir Nikolaevich, Dulova Alla Alexandrovna, Ahmachen Alexander R and Shli..
Oil & Gas
| Thu 21 May 2026
Mexico City, May 21 -- Schlumberger Technology has filed a patent application for Systems and Methods for Measuring Physical Lithological Features Based on Calibrated Photographs of Rock Particles. This invention was developed by Di Santo Simone and Yamada Tetsushi.
The patent application number is MX20240008518 20230106. The p..
Oil & Gas
| Thu 21 May 2026
Canberra, May 21 -- Australian Patent Office has published Linde patent application for Compact Valve for Cryogen Media with Conditioning System. The invention was developed by Berghoff Rudolf.
The patent application number is AU20240210036 20240116. The patent publication number is AU2024210036 (A1). International Patent Cla..
Oil & Gas
| Thu 21 May 2026
Mexico City, May 21 -- Mexican Institute of Industrial Property has published Halliburton Energy Services patent application for Thermally Expanding Sealing Elements. The invention was developed by Fripp Michael Linley, Juhari Muhammad Nur Adli and Thatathil Sandeep.
The patent application number is MX20240009697 20220422. The ..
Oil & Gas
| Wed 20 May 2026
Geneva, May 21 -- World Intellectual Property Organization has published ConocoPhillips patent application for Lateral Gas Lift with Slugging Control. The invention was developed by Scott Stuart L.
The patent application number is WO2025US54157 20251105. The patent publication number is WO2026101999 (A1). International Patent C..
Oil & Gas
| Wed 20 May 2026
Geneva, May 21 -- Halliburton Energy Services has filed a patent application for Flow Control Valve Employing First and Second Separately Operable Actuators. This invention was developed by Joubran Jonathon N, Kanwarlal Sanjay, Alves Neto Samuel Amora and Santos Jefferson Koloda Dos.
The patent application number is WO2025US541..
Oil & Gas
| Wed 20 May 2026
Geneva, May 21 -- Halliburton Energy Services has filed a patent application for Flow Control Valve Employing at Least a 1.5 Ksi Pressure Differential. This invention was developed by Joubran Jonathon N, Kanwarlal Sanjay, Alves Neto Samuel Amora and Santos Jefferson Koloda Dos.
The patent application number is WO2025US54108 202..
Oil & Gas
| Wed 20 May 2026
Geneva, May 21 -- Chevron USA has sought patent for Seismic-stratigraphic Validation for Subsurface Modeling. This invention was developed by Wilson Ryan David, Vincent Paul Daniel, Sun Tao and Miller Edith Jacoba.
The patent application number is WO2025US53920 20251104. The patent publication number is WO2026101881 (A1). Inter..
Oil & Gas
| Wed 20 May 2026
Geneva, May 21 -- Baker Hughes Holdings has applied WIPO patent for Systems, Methods, and User Interfaces for Displaying Ultrasound Testing Data. Yadavalli Siva Sankar developed it.
The patent application number is WO2025US53531 20251031. The patent publication number is WO2026101802 (A1). International Patent Classification co..
Oil & Gas
| Wed 20 May 2026
Geneva, May 21 -- Nippon Chemical Industrial has submitted a patent application for Antioxidant, Carbon Dioxide Absorbing Solution, Carbon Dioxide Separation Method, Carbon Dioxide Separation/recovery Method, and Device Using Carbon Dioxide Absorbing Solution. This invention was developed by Sugiya Masashi, Abe Shizuka and Furui..
Oil & Gas
| Wed 20 May 2026
Geneva, May 21 -- Cetrone Giuseppe, Lasco Nicola and Sinergia SpA have submitted a patent application for Pressure Management Unit of the Annulus of an Oil Well and Control Method for Pressure Regulation.
The patent application number is WO2025IB61301 20251105. The patent publication number is WO2026099756 (A1). Internationa..
Oil & Gas
| Thu 21 May 2026
Beijing, May 21 -- State Intellectual Property Office of China has received PetroChina patent application for Transalkylation Catalyst and Preparation Method and Application Thereof. Wu Yuchao, Su Kaining, Li Yaxing and Zhang Haotian developed the invention.
The patent application number is CN202410993404 20240723. The patent p..
Oil & Gas
| Thu 21 May 2026
Beijing, May 21 -- PetroChina has submitted a patent application for Methylnaphthalene Alkylation Catalyst as Well as Preparation Method and Application Thereof. Wu Yuchao, Chen Fei, Su Kaining, Li Yaxing, Zhang Haotian, Xu Hua and Zhang Ruolin developed the invention.
The patent application number is CN202410993403 20240723. T..
Oil & Gas
| Thu 21 May 2026
Beijing, May 21 -- China University of Petroleum, Beijing has applied Chinese patent for Mesoporous Silicon-aluminum Molecular Sieve Catalyst, Preparation Method and Application Thereof, and Polyolefin Plastic Catalytic Hydrogenolysis Method. Wang Xilong, Li Dongze, Wang Chunya and Xu Chunming developed it.
The patent applicati..
Oil & Gas
| Thu 21 May 2026
Beijing, May 21 -- PetroChina has sought patent for Modified Catalyst Carrier and Preparation Method Thereof. This invention was developed by Li Jingfeng, Yao Wenjun, Xiang Yongsheng, Wang Gaofeng, Xie Yuan, Zhang Yongze, Liu Lei, Gao Min, Wang Lingling and Quan Minqiang.
The patent application number is CN202410984697 20240722..
Oil & Gas
| Thu 21 May 2026
Beijing, May 21 -- State Intellectual Property Office of China has received Henan Haoli Intelligent Technology patent application for Composite Adsorption Material Applied to Co2 Gas-liquid Separation and Preparation Method Thereof. Chen Yanfeng, Huang Saijuan, He Wei, Xie Fangliang, Wang Yanling, Song Chaopeng, Wei Shuo, Li Ton..
Oil & Gas
| Wed 20 May 2026
Geneva, May 21 -- World Intellectual Property Organization has released Baker Hughes Oilfield Operations patent application for Insert and Method, and System for Handling Different Diameter Tubulars in Tubular Handling Equipment. This invention was developed by Breaux Joseph Pierre.
The patent application number is WO2025US4839..
Oil & Gas
| Wed 20 May 2026
Beijing, May 21 -- State Intellectual Property Office of China has published Offshore Oil Engineering patent application for Tension Leg Floating Fan Tie-back Method. The invention was developed by Li Huailiang, Yang Xiaolong, Zhang Guanglei, Wu Haibo, Li Jinghui, Shi Jinkun, Wang Bin, Yang Hui, Huang Shantian, Chen Feng, Qiao X..
Oil & Gas
| Wed 20 May 2026
Geneva, May 21 -- Weatherford Technology has submitted a patent application for Machine Learning Assisted Downhole Multiphase Flowmeter. Unalmis Bora Alican and Unalmis Omer Haldun developed the invention.
The patent application number is WO2025US45425 20250908. The patent publication number is WO2026101600 (A1). International ..
Oil & Gas
| Wed 20 May 2026
Beijing, May 20 -- China Petroleum & Chemical and Sinopec Petroleum Exploration & Prod Res Inst have submitted a patent application for Method and System for Predicting Maximum Height of Oil Column of Sandstone Reservoir. This invention was developed by Zheng Dingye, Gao Xiaopeng, Yang Guili, Hao Yunqing and Wang Jingyi.
The ..
Oil & Gas
| Wed 20 May 2026
Beijing, May 20 -- China Petroleum & Chemical and Sinopec Shanghai Petrochemical Res Institute Co Ltd have sought patent for Soil and Underground Water Cooperative Treatment Method. This invention was developed by Zhao Shen, Sun Xiaoxue, Wang Deju, Zuo Yu and Li Renjie.
The patent application number is CN202410967990 20240718..
Oil & Gas
| Wed 20 May 2026
Beijing, May 20 -- Cnpc Shenzhen New Energy Res Institute Co Ltd and PetroChina have filed a patent application for Geothermal Wellhead Temperature Prediction Method, Device, Equipment, Storage Medium and Product. This invention was developed by Xiong Bo, Xue Yafei, Xin Fudong, Wang Shejiao and Fang Chaohe.
The patent applica..
Oil & Gas
| Wed 20 May 2026
Beijing, May 20 -- China Petroleum & Chemical and Sinopec Petroleum Exploration & Prod Res Inst have sought patent for Geological Modeling Method and Device, Electronic Equipment and Readable Storage Medium. This invention was developed by Zhang Zhongmin, Cao Zhe, Lyu Xueyan and Yang Guangqing.
The patent application number i..
Oil & Gas
| Wed 20 May 2026
Beijing, May 20 -- State Intellectual Property Office of China has released China National Petroleum and China Petroleum Logging Co Ltd patent application for Formation Density Calculation Method and Device for Variable Energy Window Gamma Density Logging and Storage Medium. This invention was developed by An Lyuxing, Yue Aizhon..
Oil & Gas
| Tue 19 May 2026
Beijing, May 20 -- State Intellectual Property Office of China has released Huadian Huadian Jinsha River Upstream Hydropower Dev Co Ltd, China Institute of Water Resources and Hydropower Research, PowerChina Northwest Engineering Corporation and Xi'an University of Technology patent application for Cascade Water-light-storage Co..
Oil & Gas
| Wed 20 May 2026
Beijing, May 20 -- China National Petroleum and Bgp Inc China Nat Pet Corp have sought patent for Abnormal Channel Data Generation Method, Device and Equipment Based on Node Equipment, Storage Medium and Product. This invention was developed by Pan Yingjie, Wang Qiucheng, Ren Yanyong, Wu Wei, Song Weifeng and Tian Lei.
The pa..
Oil & Gas
| Wed 20 May 2026
Beijing, May 20 -- China National Petroleum, Cnpc Engineering Tech R & D Co Ltd and China Nat Oil And Gas Exploration And Development Ltd have filed a patent application for Target Drilling Machine Determination Method and Device, Electronic Equipment and Medium. This invention was developed by Xiao Yue, Zhou Tuo, Gu Yixin, Son..
Oil & Gas
| Wed 20 May 2026
Beijing, May 20 -- Cnpc Science Tech Research Institute Co Ltd and China National Petroleum have sought patent for Method and Device for Predicting Yield of Fracturing Reformed Oil Reservoir. This invention was developed by Liu Fenghe, Qian Qihao, Lei Zhengdong, Chen Lijun and Zhang Menglin.
The patent application number is C..
Oil & Gas
| Wed 20 May 2026
Beijing, May 20 -- China University of Petroleum, East China has submitted a patent application for Hydrofracture Effect Evaluation Method Based on FMM Accelerated Iterative Algorithm. Yuan Guangpu, Chen Ming, Guo Tiankui, Yang Lifeng, Fan Meng, Liang Hongbo and Chen Zhuxing developed the invention.
The patent application num..
Oil & Gas
| Tue 19 May 2026
Alexandria, May 20 -- U.S. Patent and Trademark Office has released China Hydrogen Energy Technology Co patent application for Multipurpose Solid Hydrogen Storage Device. This invention was developed by Liang Xiaofeng and Zhou Mingqiang.
The patent application number is US202519432940 20251225. The patent publication number i..
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